20050792680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{328271}}^1$

素因数の和:328794

約数の個数: 64

約数和(自身を含む): 60270739200

約数和(自身を除く): 40219946520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 509, 1018, 1527, 2036, 2545, 3054, 4072, 5090, 6108, 7635, 10180, 12216, 15270, 20360, 30540, 61080, 328271, 656542, 984813, 1313084, 1641355, 1969626, 2626168, 3282710, 3939252, 4924065, 6565420, 7878504, 9848130, 13130840, 19696260, 39392520, 167089939, 334179878, 501269817, 668359756, 835449695, 1002539634, 1336719512, 1670899390, 2005079268, 2506349085, 3341798780, 4010158536, 5012698170, 6683597560, 10025396340, 20050792680]

約数ペア:

[(1, 20050792680), (2, 10025396340), (3, 6683597560), (4, 5012698170), (5, 4010158536), (6, 3341798780), (8, 2506349085), (10, 2005079268), (12, 1670899390), (15, 1336719512), (20, 1002539634), (24, 835449695), (30, 668359756), (40, 501269817), (60, 334179878), (120, 167089939), (509, 39392520), (1018, 19696260), (1527, 13130840), (2036, 9848130), (2545, 7878504), (3054, 6565420), (4072, 4924065), (5090, 3939252), (6108, 3282710), (7635, 2626168), (10180, 1969626), (12216, 1641355), (15270, 1313084), (20360, 984813), (30540, 656542), (61080, 328271)]